45cat - Electric Light Orchestra - Showdown / Daybreaker [Live] - United Artists - USA - UA-XW842-Y
Planetary Sounds - Electric Light Orchestra (ELO) - Masters of Rock Showdown (Pink vinyl, Shrink, Holland)
Showdown (Electric Light Orchestra song) - Wikipedia
Showdown / In Old England Town (Boogie No2) by Electric Light Orchestra (Single; Harvest; 5C 006-05 458): Reviews, Ratings, Credits, Song list - Rate Your Music